Board Thread:General Discussion/@comment-30365529-20161030110136/@comment-31433193-20161030120738

"They actually paid for the Legendary Pokémon, now I actually...regret doing that." ~lando64000, Discord, Pokémon Brick Bronze

Parlus and DominoKid1123 are known for purchasing several legendary Pokémon, and that should basically provide the answer to your question.